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Oct 21, 2024 · Reactions of Group 2 metals with acid. The Group 2 metals will react with dilute acids to form colourless solutions of metal salts. For example, they will form colourless solutions of metal chlorides if reacted with hydrochloric acid. When metals react with an acid, the by-product of this reaction is hydrogen gas.
Jun 30, 2023 · In the ground state, the electron configuration of the transition metals follows the format, ns 2 nd x. As for the electron configuration for transition metals that are charged (i.e. Cu +), the electrons from the s orbital will be moved to the d-orbital to form either ns 0 nd x or ns 1 nd x.
Use the periodic table to predict the valence electron configuration of all the elements of group 2 (beryllium, magnesium, calcium, strontium, barium, and radium). Given: series of elements Asked for: valence electron configurations
Mar 22, 2022 · Revision notes on 3.2.1 Group 2 Elements for the OCR A Level Chemistry syllabus, written by the Chemistry experts at Save My Exams.
One major difference between the group 1 and group 2 elements is their electron affinities. With their half-filled ns orbitals, the alkali metals have a significant affinity for an additional electron.
Key Questions. How do electron configurations correspond to the periodic table? When looking at electron configuration, your fill order of electrons is: 1s. 2s 2p. 3s 3p 3d. 4s 4p 4d 4f. 5s. etc. Group 1A (1), the alkali metals all end is s1. What period the element is in determines the 1st number.
Questions and model answers on 3.2 Group 2 for the OCR A Level Chemistry syllabus, written by the Chemistry experts at Save My Exams.
